This is not the case. If you operate in the USA or any EU country, or any other, you are subject to the laws and authorities of those countries.
Alright then,
Except for wasabi wallet whose coordinator zkSNACKs is a Gibraltar registered company according to multiple sources. Can you list for me among the existing Bitcoin mixers, ones that are registered with the U.S. Department of the Treasury's Financial Crimes Enforcement Network? Or any other regulatory body in any country they "Operate"?